Perfect if you're using TINT and want to make a stream of a specific album. This way you only have to add the Flickr to TINT and the job is done.
If
New photo upload on page
This Trigger fires every time you upload a new photo on your Facebook Page.
Then
Upload public photo from URL
This Action will upload a new public photo, from a given URL to an image, to your Flickr photostream.
Explore more great ways to automate Flickr and Facebook Pages